Fernando Ovalles

Determination of losartan, telmisartan, and valsartan by direct injection of human urine into a column-switching liquid chromatographic system with fluorescence detection

Marı́a del Rosario Brunetto, Y. Contreras, Sabrina Clavijo et al. · Journal of Pharmaceutical and Biomedical Analysis · 2009 · 73 citations

Human Urine, Fluorescence Detection, Gas Chromatography +12

Transmission FTIR derivative spectroscopy for estimation of furosemide in raw material and tablet dosage form

Máximo Gallignani, Rebeca Rondón, Fernando Ovalles · Acta Pharmaceutica Sinica B · 2014 · 32 citations · Full text

Pharmaceutical Science, Derivative Spectroscopy, Chemistry +21

A new method for the analysis of amikacin using 6-aminoquinolyl-N-hydroxysuccinimidyl carbamate (AQC) derivatization and high-performance liquid chromatography with UV-detection

Fernando Ovalles, Marı́a del Rosario Brunetto, Máximo Gallignani · Journal of Pharmaceutical and Biomedical Analysis · 2005 · 26 citations

6-Aminoquinolyl-n-hydroxysuccinimidyl Carbamate, Bioassay-guided Isolation, Medicine +11

Determination of sulphate for measuring magnesium sulphate in pharmaceuticals by flow analysis-fourier transforms infrared spectroscopy

Fernando Ovalles, Máximo Gallignani, Rebeca Rondón et al. · El Servicio de Difusión de la Creación Intelectual (National University of La Plata) · 2009 · 23 citations · Full text

Determination of piracetam and its impurities by TLC

Fernando Ovalles, J.N.A. Tettey, J.H McB Miller et al. · Journal of Pharmaceutical and Biomedical Analysis · 2000 · 14 citations

Gas Chromatography, Medicine, Analytical Chemistry +5